Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
SOD activity (U/mg) in samples of turkey sperm stored for 48 h with or without (C) the addition of ZnNPs and MnNPs. * Different letters (a, b, c) indicate statistically significant differences at p ≤ 0.05. The bars with various letters are significantly different from one another.
